About SolidCert
PDFs, TIFFs, ZIPs — any size, any state, any format. SolidCert processes every file in your backlog automatically.
Each document is validated against state-specific rules and returned as Valid, Review, or Invalid — with an exact reason code attached.
A structured Excel workbook organized by status. Ready to act on. No manual sorting, no interpretation required.
Whether you are facing an upcoming audit, planning a migration into Vertex or Avalara, or simply need to understand the scope of your exposure — we are happy to walk through your specific situation before any commitment.